Pfn
页帧号,页面号
🗣️ 情景例句
I'm glad I ran into you. Where have you been hiding lately?
我很高兴碰见你，你躲到哪里去了？
He that knows not how to hold his tongue knows not how to talk.
不知缄口的不善言。
Her first impulse was to go round all the rooms looking for the thieves,
她第一个条件反射是各个房间搜寻一下窃贼，